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Paternal age and Down syndrome.
The frequency of Down syndrome (DS) in infants of older fathers has been examined in two sets of data. The effect of maternal age was controlled by single years of age. Lack of tight control has been an important weakness of other studies on this subject. Data obtained in metropolitan Atlanta by an...
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| Materialtyp: | Artigo |
| Språk: | Inglês |
| Publicerad: |
1979
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| Länkar: | https://ncbi.nlm.nih.gov/pmc/articles/PMC1685888/ https://ncbi.nlm.nih.gov/pubmed/158308 |
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